hat
In _Depletion and Abundance_ I write about the difficulty of committing to a lifestyle change in a world where you always seem to have more time, where defining events are always on the horizon but never present. I use the phrase "time to pick up your hat" which I take from a short story by Robert Heinlein, as a way of thinking both about how difficult it is to change and how necessary.
On the one hand, the story is a typical 1950s nuclear era tale of apocalypse - in it, the main character, a bartender, is dealing drinks when two scientists walk into his bar. Both are terribly, terribly…